package hihocoder;
import java.util.Scanner;

/**
 * 
 */

/**
 * @author zhongfang
 *
 */
public class hihoCoder挑战赛282 {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		Scanner scanner=new Scanner(System.in);
//		long n=scanner.nextLong();
		System.out.println((long)Math.pow(2, 60));
	}

}
